@misc{PMFA_1994_39_3_a6,
     title = {Mensa {\v{C}esk\'e} republiky},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {175--177},
     year = {1994},
     volume = {39},
     number = {3},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1994_39_3_a6/}
}